CN104781110B - Integration has the windscreen wiper wiping of nozzle - Google Patents
Integration has the windscreen wiper wiping of nozzle Download PDFInfo
- Publication number
- CN104781110B CN104781110B CN201380056903.5A CN201380056903A CN104781110B CN 104781110 B CN104781110 B CN 104781110B CN 201380056903 A CN201380056903 A CN 201380056903A CN 104781110 B CN104781110 B CN 104781110B
- Authority
- CN
- China
- Prior art keywords
- housing
- jet pipe
- windscreen wiper
- scraping blade
- wiper wiping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/04—Wipers or the like, e.g. scrapers
- B60S1/32—Wipers or the like, e.g. scrapers characterised by constructional features of wiper blade arms or blades
- B60S1/38—Wiper blades
- B60S1/3848—Flat-type wiper blade, i.e. without harness
- B60S1/3886—End caps
- B60S1/3896—End caps with openings at the longitudinal extremities
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S1/00—Cleaning of vehicles
- B60S1/02—Cleaning windscreens, windows or optical devices
- B60S1/46—Cleaning windscreens, windows or optical devices using liquid; Windscreen washers
- B60S1/48—Liquid supply therefor
- B60S1/52—Arrangement of nozzles; Liquid spreading means
- B60S1/522—Arrangement of nozzles; Liquid spreading means moving liquid spreading means, e.g. arranged in wiper arms
- B60S1/524—Arrangement of nozzles; Liquid spreading means moving liquid spreading means, e.g. arranged in wiper arms arranged in wiper blades
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Water Supply & Treatment (AREA)
- Nozzles (AREA)
- Cleaning In General (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The present invention relates to a kind of windscreen wiper wiping of vehicle (10), it includes：The flexible blades (21) of elongated shape；Cover the housing (11) of the scraping blade (21) one end, it is characterised in that the windscreen wiper wiping further includes：Linear pattern jet pipe (13), the jet pipe, which is oriented at scraping blade (21) position, sprays liquid flow (16), the liquid flow is then flowed along the wiper lip (22) of scraping blade (21), pipe section (12) that is different from the housing (11) and coupling with the housing (11), one end of the pipe section is engaged with jet pipe (13), and the other end is used to engage with liquid feed line.
Description
Technical field
The present invention relates to the windshield of vehicle, especially motor vehicles or the cleaning system of rear window.
Background technology
Traditionally, the cleaning of the windshield of vehicle or rear window is ensured by nozzle, the cleaning for windshield, institute
Nozzle is stated to be usually located on the hood of vehicle；Cleaning for rear window, the nozzle are usually located on the periphery of the rear window.
Nozzle jet cleaning agent on glass for vehicle window to be cleaned, the detergent are wiped by the wiper of vehicle afterwards.
The cleaning solution of these nozzles injection is usually in the whole surface of glass for vehicle window to be cleaned and around the car
Uneven distribution on the vehicle body of glass pane.Wiper usually only wipes part glass for vehicle window, the region not wiped on glass for vehicle window
And vehicle body be evaporated after form the cleaning solution of white stain and make dirty.
Especially for disadvantages mentioned above is improved, a kind of wiper of motor vehicles is provided in patent application FR2952883
Wiper, the windscreen wiper wiping include elongated flexible blades, and one end of the scraping blade is covered by housing, and the housing includes dress
Pipeline equipped with nozzle, the nozzle shift on the side of flexible blades relative to the central fore-and-aft plane of flexible blades.
One of shortcoming of this method is the manufacture of housing, more particularly through the manufacture being molded especially because lid
The shape of cover and it is relative complex.In addition, housing needs the wiper suitable for every kind of pattern and each type of vehicle.Need to make
Every kind of housing in these applications is manufactured with different moulds.
The content of the invention
On the one hand the purpose of the present invention is to facilitate manufacture, is moulded particularly by the housing to covering scraping blade one end
Shaping, further aspect is that housing can be made to have different adaptability to adapt to different types of vehicle, while uses phase
With mould manufacture these housings.
According to the present invention, there is provided a kind of windscreen wiper wiping of vehicle, it includes：The scraping blade of elongated shape；Described in covering
The housing of scraping blade one end, the scraping blade include wiper lip, it is characterised in that the windscreen wiper wiping further includes：
- linear pattern jet pipe, the jet pipe are oriented at the Position of collision point of scraping blade injection liquid flow, the liquid flow with
Flowed afterwards along the wiper lip of scraping blade,
- and the pipe section that with the housing couples different from the housing, one end of the pipe section and jet pipe
Engagement, the other end are used to engage with liquid feed line.
The use of these three different parts of housing, pipe section and jet pipe can simplify the manufacture of housing, these three parts
Convenient manufacture and assembling.
In addition, different types of vehicle is readily applied to by the component that housing and pipe section are formed, unlike existing skill
Art is the same to change again and again these parts, but changes the connecting mode of these parts.
According to one embodiment of present invention, pipe section and housing are coupled through welding, gluing or clamp
(clippage) realize.
A feature according to the present invention, the longitudinal axis of pipe section and the longitudinal axis of windscreen wiper wiping be two not
Same axis.
Preferably, housing includes the support region of jet pipe, and the support region includes the through hole for allowing jet pipe to pass through.
Preferably, jet pipe has constant interior diameter.
Preferably, at least six times of the length of jet pipe equal to its interior diameter.
Advantageously, the interior diameter of jet pipe is between 0.3 millimeter and 3 millimeters.
Advantageously, housing and pipe section are made of plastics, and jet pipe is made of metal.
Advantageously, jet pipe includes avoiding the coating for making drop rest on its outlet.
The invention further relates to a kind of vehicle for including wiper according to the present invention.
Brief description of the drawings
By reading described further below and attached drawing, other features and advantages of the present invention will be apparent from, in the accompanying drawings：
Fig. 1 shows the exploded perspective of one end of the flexible blades of windscreen wiper wiping according to the present invention, housing and nozzle
Figure；
Fig. 2 shows the perspective view of one end of windscreen wiper wiping according to the present invention；
Fig. 3 shows the profile that the section AA of one end along Fig. 2 of windscreen wiper wiping according to the present invention are intercepted.
Fig. 4 diagrammatically illustrates the different cleaning areas on glass for vehicle window surface.
Attached drawing is used not only for improving the present invention, additionally aids the restriction of the present invention if necessary.
Embodiment
The present invention can be molded by the housing of scraping blade one end to covering wiper facilitate manufacture.This
Invention can also allow housing to have different adaptability, to adapt to different types of vehicle, while use identical mould
To manufacture these housings.
The present invention is also actively working to the shape and alignment features of specification liquid flow so that the feature is highly suitable for making the liquid
Body stream is flowed along the wiper lip base layer stream of scraping blade, less or do not disturb, therefore obtains the smaller of liquid injection apparatus pipeline
Dimensional tolerance.
In order to realize the good compromise of all these requirements, one aspect of the present invention proposes for example to be made to be used as pipe by welding
Road part first addition part couple with housing structure, on the other hand proposed for nozzle will be engaged with the pipe section but
The second part not being included in the pipe section.During engagement, nozzle form addition part can determine that be fixed on
On the pipe section of housing connection.
Fig. 1 shows the exploded perspective of one end of the flexible blades of windscreen wiper wiping according to the present invention, housing and nozzle
Figure.Fig. 2 shows the perspective view of one end of windscreen wiper wiping according to the present invention.
Windscreen wiper wiping 10 includes scraping blade 21, and the scraping blade includes being used to wipe the water on the glass for vehicle window surface of vehicle
Wiper lip 22.Scraping blade 21 and wiper lip 22 are made of rubber or other all flexible materials for being suitable for wiping.Alternatively, wipe
Lip 22 is for example made of the flexible material of rubber type, and scraping blade 21 remainder by other materials, for example harder modeling
Material is made.
Windscreen wiper wiping 10 according to the present invention includes housing 11 (or being expressed as end-clip according to English), pipe section
12 and jet pipe 13.Housing 11 is used for the part for covering one end of windshield.Housing 11 is by being fixedly clamped in scraping blade 21
On one end.
Housing 11 includes the support region 14 of jet pipe 13, and support region 14 includes the through hole 14 for allowing jet pipe 13 to pass through.
Implement through hole 14 so that jet pipe 13, which is oriented to the specified point of impingement in the wiper lip 22 of scraping blade 21, sprays liquid flow
16。
The diameter of through hole 14, which is set to jet pipe 13, to be closed by firmly dress in the through hole 14 of support region.
One end of pipe section 12 couples at 14 position of through hole with housing 11.The other end is used to connect with liquid feed line
Close.Unshowned flexibility cleaning solution feed line is connected with the glass cleaning solution bottle being usually located at below vehicle startup cover.When
When jet pipe 13 is inserted into through hole 14, the pipe section 12 coupled with housing 11 plays the role of block.
Pipe section 12 and housing 11 couple for example by Laser Welding, supersonic welding, gluing or clamp or other can make
Pipe section 12 is realized with equivalent method that housing 11 couples.
Housing 11 and pipe section 12 are to be molded separately molding two parts.It is therefore to be understood that couple with housing 11
Before, junction surface 12 can surround through hole 14 and the longitudinal axis of jet pipe 13 rotates freely.Therefore fastener 12 can be according to (by around spray
What the longitudinal axis of pipe 13 rotated) diverse location couples with housing 11.These parts thus can be used for different vehicle, this
The quantity of the mould for moulded part can be reduced.
Cleaning solution for example using water and scale remover as main component can be injected directly on the wiping of scraping blade 21 by jet pipe 13
At 15 position of the point of impingement on lip.On the wiper lip 22 of scraping blade 21 is ejected at and afterwards along wiper lip at least in wiper lip
Before the end up to reaching wiper lip 22 being flowed in 22 most of length optionally with the aid of centrifugal force, wash liquid stream 16
Sprayed from the opening of jet pipe 13.
When windscreen wiper wiping 10 in the new position for rotating and being moved on its erasing area to wipe glass for vehicle window surface
When stopping before, advantageously during quiescent phase, liquid flow 16 is ejected, and afterwards along most of wiper lip of scraping blade 21
22 flowings.The wiper lip 22 of scraping blade 21 can make along most wiper lip 22 when its rotation before rising on windshield surface
The cleaning solution of flowing is abutted between wiper lip 22 and glass for vehicle window surface.If cleaning solution is not in the wiper lip 22 of scraping blade 21
Flowed in whole length, when scraping blade rises, centrifugal force ensures that liquid distribution is opposite with supporting one end of jet pipe 13 to scraping blade
The other end.
In the resting position, the flexible wiper lip 22 of scraping blade 21 is resisted against on glass for vehicle window surface, which exists
Form concave surface in its whole length, in the concave surface, can flow after the liquid flow 16 of ejection it is more convenient and
Flow farther, while keep substantially streamlined.
Jet pipe 13 is linear (jet pipe 13 includes unique straight section in other words).Feature according to the present invention, spray
Pipe 13 has constant interior diameter.
Preferably, at least six times of the length of jet pipe 13 equal to its interior diameter.This can obtain the liquid flow 16 of laminar flow, or
Person says that the section of liquid flow is basically unchanged from the delivery outlet of jet pipe 13.
Preferably, the interior diameter of jet pipe is between 0.3 millimeter and 3 millimeters.
Preferably, housing 11 and pipe section 12 are made of plastics, and nozzle 14 is made of metal, and the metal is for example stainless
Steel.The use of metal nozzle improves accuracy to size of the jet pipe when it is manufactured.This can highly precisely adjust liquid flow
16 point of impingement 15 in the wiper lip 22 of scraping blade 21, this contributes to its distribution when being flowed on scraping blade 21 of improvement liquid.
Cleaning solution therefore in the wiper lip 22 for be ejected at scraping blade 21 before pass sequentially through feed line, pipe section 12
With jet pipe 13.
The use of the linear pattern jet pipe 13 directly engaged with engaging pipeline 12 can make only curved with one in fluid loop
Head.For cleaning solution, this can obtain the pump of smaller power, and can than the circuit including more elbows the pressure loss more
It is few.
Preferably, jet pipe 13 includes avoiding the coating for making drop rest on its outlet.The coating is, for example, polytetrafluoroethylene (PTFE).
The coating enables in particular to avoid washing drop from for example freezing in the exit of jet pipe 13 in winter, this can hinder the jet pipe
Function.
Fig. 3 shows the profile that the section AA of one end along Fig. 2 of windscreen wiper wiping 10 according to the present invention are intercepted.The figure
Show the longitudinal axes L of pipe section 122With the longitudinal axes L of windscreen wiper wiping 101.Feature according to the present invention, pipe section
Divide 12 longitudinal axes L2With the longitudinal axes L of windscreen wiper wiping 101It is two different axis, the longitudinal axis of pipe section 12
Line L2Relative to the longitudinal axes L of windscreen wiper wiping 101Tilt.In embodiment, the two axis form the angle equal to 135 °
α.As in the schematic and nonrestrictive example provided, which can be according to vehicle, used windscreen wiper wiping and gear
Wind glass changes.
Housing 11 includes the convex shoulder 17 at 14 position of through hole.Convex shoulder 17 is used to coordinate with the hollow space of complementary shape, institute
State one end that hollow space is implemented on the pipe section 12 for coupling with housing 11.
The end of the jet pipe 13 contacted with pipe section 12 aligns with housing 11.
Feature according to the present invention, housing 11 are arranged to make have minimum spacing between the wall of liquid flow 16 and housing 11,
Adsorption phenomena, adsorption phenomena (according to known to Venturi effect) are produced to avoid when liquid flow 16 is too close to the wall
Cause the deviation of liquid flow 16.
Fig. 4 diagrammatically illustrate for two windscreen wiper wipings in vehicle windscreen scraping blade end itself
Two different relative positions, the different cleaning areas on glass for vehicle window surface.Windshield is labeled as 5, and by two
The adjacent end portion of first scraping blade of two scraping blades of a windscreen wiper wiping, i.e. the first wiper and the second scraping blade of the second wiper it is quiet
Stop bit, which is put, is respectively labeled as E1 and E2.Contour line A1 and A2 are respectively around the cleaning area of two scraping blades.
When the longitudinal axes L of the pipe section 12 of the first wiper2Relative to the longitudinal direction of the windscreen wiper wiping 10 of the first wiper
Axis L1During inclination, corresponding to a kind of purposes of wiper according to the present invention, position E1 and E2 are sufficiently close to each other.Positioned at two
Region F between cleaning area is not cleaned, but the area in the region is very small.
In fact, for the housing described in file FR2952883, the centerline direction of pipe section is in the first wiper
The first scraping blade centerline direction extended line on, the end of the second scraping blade of the second wiper is displaced to position E ' from position E2
2, and more limited to than the cleaning area surrounded by contour line A2 by the cleaning area that contour line A ' 2 is surrounded.Which results in gear
Than the not cleaned additional areas G of region F area biggers on wind glass lower part.In addition, region F, G and H by hacures more
Clearly indicate that.
For the housing in file FR2952883, cleaning solution feed line taps on the extended line of scraping blade with pipe section
Close.Washing fluid catheter occupies the space of two scraping blades of limitation away from each other.The region that this increase is not cleaned.
On the contrary, for housing according to the present invention, conduit is engaged with pipe section, the center of the pipe section and scraping blade
Line direction forms angle.Therefore conduit prevents take up the end space of scraping blade.The two scraping blades can be than the lid for the prior art
Cover is arranged to be more nearly.Therefore relative to the housing of the prior art, this can increase the cleaning area on windshield, more
Increase the cleaning area (region H) on windshield top body.
Wiper mainly includes being used to be connected driving member to ensure wiper rotary motion with engine and by hingedly
The housing being connected with driving member.Housing is connected with rod piece and itself is connected with windscreen wiper wiping.When jet pipe is installed on wiper one
During end, cleaning solution feed line is covered along the rod piece of wiper.The longitudinal axes L of pipe section 122Scraped relative to wiper
The longitudinal axes L of brush 101Inclination be capable of the curvature of supply on restriction conduit, and therefore relative to the lid of file FR2952883
The rod piece rear for covering on windscreen wiper wiping has covered most of conduit.On the one hand most of conduit is covered at rod piece rear can change
The aesthetics of kind windscreen wiper wiping, on the other hand can protect conduit from external damage (such as scratching).
Advantageously, liquid feed line is formed by half rigid material.Therefore the conduit helps avoid wiper in interior camber line
Vibration on (camber line passed through in other words by the end E1 of wiper from resting position up to cleaning terminal position).In fact,
Interior camber line is more much smaller than outer camber line, and the translational speed that the end of wiper is moved on interior camber line is moved less than the end along outer camber line
Translational speed.When the translational speed is too small, windscreen wiper wiping can vibrate, and can collide movement in other words.
Claims (8)
1. a kind of windscreen wiper wiping of vehicle (10), it includes：The scraping blade (21) of elongated shape；Cover the scraping blade (21) one end
Housing (11), the scraping blade includes wiper lip (22), it is characterised in that the windscreen wiper wiping further includes：
- linear pattern jet pipe (13), the jet pipe, which is oriented at the point of impingement (15) position of scraping blade (21), sprays liquid flow (16),
The liquid flow is then flowed along the wiper lip (22) of scraping blade (21),
- the pipe section (12) for separating with the housing (11) and coupling with the housing (11), the one of the pipe section
End is engaged with jet pipe (13), and the other end is used to engage with liquid feed line, wherein, the longitudinal axis (L of pipe section (12)2)
Relative to the longitudinal axis (L of windscreen wiper wiping (10)1) tilt；
Wherein, housing (11) includes the support region of jet pipe (13), and the support region is logical including allowing jet pipe (13) to pass through
Hole (14), one end of pipe section (12) couple at through hole (14) position with housing (11).
2. windscreen wiper wiping according to claim 1, wherein, pipe section (12) is coupled through weldering with housing (11)
Connect, is gluing or clamp and realize.
3. windscreen wiper wiping according to claim 1 or 2, wherein, jet pipe (13) has constant interior diameter.
4. windscreen wiper wiping according to claim 1 or 2, wherein, the length of jet pipe (13) is equal to its interior diameter at least
Six times.
5. windscreen wiper wiping according to claim 1 or 2, it is characterised in that the interior diameter of jet pipe (13) at 0.3 millimeter and
Between 3 millimeters.
6. windscreen wiper wiping according to claim 1 or 2, wherein, housing (11) and pipe section (12) are made of plastics,
Jet pipe (13) is made of metal.
7. windscreen wiper wiping according to claim 1 or 2, wherein, jet pipe (13) includes avoiding making drop rest on it going out
The coating of mouth.
8. a kind of vehicle, it includes windscreen wiper wiping according to any one of the preceding claims (10).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1260336A FR2997359B1 (en) | 2012-10-30 | 2012-10-30 | WIPER BLADE INCORPORATING A JET |
| FR1260336 | 2012-10-30 | ||
| PCT/FR2013/052566 WO2014068228A1 (en) | 2012-10-30 | 2013-10-28 | Wiper blade incorporating a nozzle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104781110A CN104781110A (en) | 2015-07-15 |
| CN104781110B true CN104781110B (en) | 2018-05-15 |
Family
ID=47624321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380056903.5A Active CN104781110B (en) | 2012-10-30 | 2013-10-28 | Integration has the windscreen wiper wiping of nozzle |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2914464B1 (en) |
| CN (1) | CN104781110B (en) |
| ES (1) | ES2847928T3 (en) |
| FR (1) | FR2997359B1 (en) |
| WO (1) | WO2014068228A1 (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3152622B2 (en) * | 1995-09-19 | 2001-04-03 | 光雄 藤井 | Wiper cleaning method and device |
| FR2933933B1 (en) * | 2008-07-15 | 2010-09-10 | Valeo Systemes Dessuyage | LIQUID PROJECTION NOZZLE WIPING SYSTEM AND METHOD OF CONTROLLING THE SYSTEM |
| FR2952884B1 (en) * | 2009-11-23 | 2012-12-14 | Peugeot Citroen Automobiles Sa | ICE WIPER BLADE AND DEVICE FOR WIPING AND WASHING A GLASS SURFACE OF A MOTOR VEHICLE AND WIPING AND WASHING METHOD THEREOF |
| FR2952883B1 (en) * | 2009-11-23 | 2012-12-14 | Peugeot Citroen Automobiles Sa | ICE WIPER BLADE INTEGRATING A WASHING LIQUID CONDUIT |
| FR2969081B1 (en) * | 2010-12-17 | 2013-01-04 | Peugeot Citroen Automobiles Sa | WIPER BLADE INCLUDING A CLEANING FLUID JET AND A CLEANING LIQUID GUIDE GUTTER. |
| FR2973758B1 (en) * | 2011-04-06 | 2013-05-17 | Valeo Systemes Dessuyage | ASSEMBLY OF A TIP AND A DEVICE FOR SPRAYING A LIQUID, WIPER BLADE COMPRISING SUCH AN ASSEMBLY, METHOD FOR MOUNTING A DEVICE FOR PROJECTING A LIQUID ON A TIP |
-
2012
- 2012-10-30 FR FR1260336A patent/FR2997359B1/en not_active Expired - Fee Related
-
2013
- 2013-10-28 CN CN201380056903.5A patent/CN104781110B/en active Active
- 2013-10-28 ES ES13795828T patent/ES2847928T3/en active Active
- 2013-10-28 WO PCT/FR2013/052566 patent/WO2014068228A1/en active Application Filing
- 2013-10-28 EP EP13795828.6A patent/EP2914464B1/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP2914464A1 (en) | 2015-09-09 |
| WO2014068228A1 (en) | 2014-05-08 |
| FR2997359B1 (en) | 2016-02-19 |
| ES2847928T3 (en) | 2021-08-04 |
| FR2997359A1 (en) | 2014-05-02 |
| EP2914464B1 (en) | 2021-01-27 |
| CN104781110A (en) | 2015-07-15 |
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